00323nam 2231678 450000100060000000300230000600500090002900800410003808200080007902000130008710000230010026000240012325000060014724500260015331678StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a153 a71401946 aD. L. H. Patterson bMC GRAW,HILL c1946 a2 aCRUCIAL CONVERSATIONS